Ulakozikul, Titan of Oblivion

Flying Vigilance Trample Indestructible
When Ulakozikul, Titan of Oblivion dies, Exile all graveyards,
and hands, return all nonTitan Creatures
exiled this way to the battlefield
If another Titan would enter
the battlefield under your control,
exile it instead until there are no
Titan creatures on your battlefield